diff --git a/lib/prct06.rb b/lib/prct06.rb
index 426ae45..b094612 100644
--- a/lib/prct06.rb
+++ b/lib/prct06.rb
@@ -4,6 +4,7 @@
 require "prct06/persona"
 require "prct06/paciente"
 require "prct06/antropometria"
+require "prct06/menu"
 
 #
 # <Description>
diff --git a/spec/menu_spec.rb b/spec/menu_spec.rb
new file mode 100644
index 0000000..b936621
--- /dev/null
+++ b/spec/menu_spec.rb
@@ -0,0 +1,77 @@
+RSpec.describe Menu do
+
+	before :all do
+		@menu = Menu.new("Lunes") do
+			titulo "Bajo en calorías"
+			ingesta :min => 30, :max => 35
+
+			desayuno	:nombre => "Pan de trigo integral",
+						:porcion => "1 rodaja",
+						:gramos => 100,
+						:grasas => 3.3,
+						:carbohidratos => 54.0,
+						:proteinas => 11.0,
+						:fibra => 2.3,
+						:sal => 0.06
+						
+			desayuno	:nombre => "Actimel",
+		                :porcion => "1 porcion",
+		                :gramos => 100,
+		                :grasas => 3.4,
+		                :carbohidratos => 4.4,
+		                :proteinas => 3.6,
+		                :fibra => 0,
+						:sal => 0.05
+						
+			almuerzo	:nombre => "Arroz",
+		                :porcion => "1 taza",
+		                :gramos => 100,
+		                :grasas => 0.9,
+		                :carbohidratos => 81.6,
+		                :proteinas => 6.67,
+		                :fibra => 1.4,
+		                :sal => 0.04
+            
+            almuerzo	:nombre => "Lentejas",
+		                :porcion => "1/2 cucharon",
+		                :gramos => 100,
+		                :grasas => 0.4,
+		                :carbohidratos => 20.0,
+		                :proteinas => 9.0,
+		                :fibra => 8.0,
+		                :sal => 0.02
+            
+            almuerzo	:nombre => "Naranja",
+		                :porcion => "1 pieza",
+		                :gramos => 100,
+		                :grasas => 0.12,
+		                :carbohidratos => 11.75,
+		                :proteinas => 0.94,
+		                :fibra => 2.4,
+		                :sal => 0
+            
+            cena		:nombre => "Leche entera hacendado",
+		                :porcion => "1 vaso",
+		                :gramos => 100,
+		                :grasas => 3.6,
+		                :carbohidratos => 4.6,
+		                :proteinas => 3.1,
+		                :fibra => 0,
+						:sal => 0.13
+
+		end
+	end
+	
+		
+	it "Cálculo del valor energético" do
+		expect(@menu.kcal).to eq(911.96)
+	end
+	
+	it "Existe método to_s" do
+		expect(@menu.to_s).to be_a(String)
+		puts @menu
+	end
+	
+	
+	
+end
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